How to get the result of math equations from textbox in VB.NET

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i want to type for example
"2+3*(2^2)/2-1"
in a textbox
and store the result in a variable
to display it in a label

What I have tried:

i want to type for example
"2+3*(2^2)/2-1"
in a textbox
and store the result in a variable
to display it in a label

Posted 28-Apr-18 0:02am

Sh3R3iF

Updated 30-Apr-18 1:21am

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OriginalGriff · Answer 1 · 2018-04-28T00:18:00

Solution 1

You will need to evaluate the expression.
You could write a parser, and an evaluator, or ... have a look at these:
An expression evaluator written in VB.NET[^]
The expression evaluator revisited (Eval function in 100% managed .NET)[^]
A Math Expression Evaluator[^]

Posted 28-Apr-18 0:18am

OriginalGriff

Maciej Los · Answer 2 · 2018-04-30T01:22:00

Solution 2

Check this: A Calculation Engine for .NET[^]. This is excellent, very fast calculation engine!

Posted 30-Apr-18 1:22am

Maciej Los